Package io.vavr.control
Class Option.Some<T>
- java.lang.Object
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- io.vavr.control.Option.Some<T>
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- Type Parameters:
T
- The type of the optional value.
public static final class Option.Some<T> extends java.lang.Object implements Option<T>, java.io.Serializable
Some represents a definedOption
. It contains a value which may be null. However, to create an Option containing null,new Some(null)
has to be called. In all other casesOption.of(Object)
is sufficient.- See Also:
- Serialized Form
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Nested Class Summary
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Nested classes/interfaces inherited from interface io.vavr.control.Option
Option.None<T>, Option.Some<T>
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Field Summary
Fields Modifier and Type Field Description private static long
serialVersionUID
private T
value
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
equals(java.lang.Object obj)
Clarifies that values have a proper equals() method implemented.T
get()
Gets the value if this is aSome
or throws if this is aNone
.int
hashCode()
Clarifies that values have a proper hashCode() method implemented.boolean
isEmpty()
Returns true, if this isNone
, otherwise false, if this isSome
.java.lang.String
stringPrefix()
Returns the name of this Value type, which is used by toString().java.lang.String
toString()
Clarifies that values have a proper toString() method implemented.-
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
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Methods inherited from interface io.vavr.control.Option
collect, filter, flatMap, fold, getOrElse, getOrElse, getOrElseThrow, isAsync, isDefined, isLazy, isSingleValued, iterator, map, onEmpty, orElse, orElse, peek, transform
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Methods inherited from interface io.vavr.Value
collect, collect, contains, corresponds, eq, exists, forAll, forEach, getOrElseTry, getOrNull, out, out, spliterator, stderr, stdout, toArray, toCharSeq, toCompletableFuture, toEither, toEither, toInvalid, toInvalid, toJavaArray, toJavaArray, toJavaArray, toJavaCollection, toJavaList, toJavaList, toJavaMap, toJavaMap, toJavaMap, toJavaOptional, toJavaParallelStream, toJavaSet, toJavaSet, toJavaStream, toLeft, toLeft, toLinkedMap, toLinkedMap, toLinkedSet, toList, toMap, toMap, toOption, toPriorityQueue, toPriorityQueue, toQueue, toRight, toRight, toSet, toSortedMap, toSortedMap, toSortedMap, toSortedMap, toSortedSet, toSortedSet, toStream, toTree, toTree, toTry, toTry, toValid, toValid, toValidation, toValidation, toVector
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Field Detail
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serialVersionUID
private static final long serialVersionUID
- See Also:
- Constant Field Values
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value
private final T value
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Constructor Detail
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Some
private Some(T value)
Creates a new Some containing the given value.- Parameters:
value
- A value, may be null
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Method Detail
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get
public T get()
Description copied from interface:Option
Gets the value if this is aSome
or throws if this is aNone
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isEmpty
public boolean isEmpty()
Description copied from interface:Option
Returns true, if this isNone
, otherwise false, if this isSome
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equals
public boolean equals(java.lang.Object obj)
Description copied from interface:Value
Clarifies that values have a proper equals() method implemented.
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hashCode
public int hashCode()
Description copied from interface:Value
Clarifies that values have a proper hashCode() method implemented.See Object.hashCode().
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stringPrefix
public java.lang.String stringPrefix()
Description copied from interface:Value
Returns the name of this Value type, which is used by toString().- Specified by:
stringPrefix
in interfaceValue<T>
- Returns:
- This type name.
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toString
public java.lang.String toString()
Description copied from interface:Value
Clarifies that values have a proper toString() method implemented.See Object.toString().
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